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Too big to write but not too big for Graham
Meet the number that's bigger than the observable Universe!
Friends and strangers
Sometimes a mathematical object can be so big that, however disorderly we make the object, areas of order are bound to emerge.
looks at the colourful world of Ramsey Theory.
Communication and ball packing
What does packing balls in higher dimensions have to do with getting your message across?
Maths in a minute: Tiling troubles
Why there are only three regular polygons you can tile a wall with.
A five that fits
A brand-new pentagon to tile your wall with.
A team of computer scientists has found a weakness in the world's most popular anonymity service.
From Arsenal to RSA: An interview with Marcus du Sautoy
Marcus du Sautoy talks about football, cryptography, and numbers.
Tweets by @plusmathsorg
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